MAINTAINERS: remove qianruh due to inactivity

Last activity: 18 months ago (pr)

Recent activities:

- pr: tests: subsys: sensing: add sensing test skeleton
  #73124
  (2024-05-22T06:55:42Z)

Signed-off-by: Benjamin Cabé <benjamin@zephyrproject.org>

Author: kartben

MAINTAINERS.yml

@@ -4719,8 +4719,6 @@ Sensor Subsystem:
   maintainers:
     - lixuzha
     - yperess
-  collaborators:
-    - qianruh
   files:
     - dts/bindings/sensor/zephyr,sensing.yaml
     - dts/bindings/sensor/zephyr,sensing*.yaml